
chủ đề 2 - buổi 7
Flashcard
•
2nd Grade
•
Practice Problem
•
Hard
Wayground Content
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20 questions
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1.
FLASHCARD QUESTION
Front
Tính tổng: 53 + 25 + 47 + 75
Back
200
2.
FLASHCARD QUESTION
Front
Kết quả của 547.63 + 37.547?
Back
54700
3.
FLASHCARD QUESTION
Front
Tích 25.9676.4 = ?
Back
9676.100
4.
FLASHCARD QUESTION
Front
Tính nhanh 125.1975.4.25.8 = ?
Back
197500000
5.
FLASHCARD QUESTION
Front
Tìm x: (x - 4) . 1000 = 0
Back
x = 4
6.
FLASHCARD QUESTION
Front
Giá trị x thỏa mãn: 2018 . (x – 2018) = 2018
Back
x = 2019
7.
FLASHCARD QUESTION
Front
Với x là số tự nhiên, phép tính x – 5 thực hiện được khi:
Back
x ≥ 5
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